반복문도는동안 컨트롤텍스트 바꾸기(현재까지 실행된내용 라벨에 업데이트)

 

출처 - http://stackoverflow.com/questions/3431369/label-does-not-change-value-inside-a-while-loop

 

 

private void button1_Click(object sender, RoutedEventArgs e)
{
        int i = 0;

        while (i < 500)
        {
            label1.Content = i.ToString();
            System.Threading.Thread.Sleep(2000);
            Application.DoEvents();
            ++i;
        }
}